//
//  VisitorLoginView.swift
//  微博
//
//  Created by mac on 15/12/14.
//  Copyright © 2015年 itcats. All rights reserved.
//

import UIKit

//定义协议
@objc protocol VisitorLoginViewDelegate: NSObjectProtocol {
optional func userWillLogin()
    
  func userWillRegister()


}

class VisitorLoginView: UIView {
   weak var visitroViewDelegate:VisitorLoginViewDelegate?
    
   //对外提供设置访客视图信息的方法
    func setupInfo(tipText:String, imageName:String?){
    tipLabel.text = tipText
        if let name = imageName {
     circleView.image = UIImage(named: name)
        largeIcon.hidden = true
          bringSubviewToFront(circleView)
        }else{
            startAnimation()
        }
    }
    
    private func startAnimation() {
    let anim = CABasicAnimation(keyPath: "transform.rotation")
    anim.repeatCount = MAXFLOAT
     anim.duration = 10
        anim.toValue = 2 * M_PI
        anim.removedOnCompletion = false
        //添加动画
        circleView.layer.addAnimation(anim, forKey: nil)
    }
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        setup()
    }

    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    //设置所有的子视图
    private func setup(){
        addSubview(circleView)
        addSubview(backView)
    addSubview(largeIcon)
        
    addSubview(tipLabel)
    addSubview(registerBtn)
    addSubview(loginBtn)
    for subview in subviews {
     subview.translatesAutoresizingMaskIntoConstraints = false
        }
   addConstraint( NSLayoutConstraint(item: largeIcon, attribute: .CenterX, relatedBy: .Equal, toItem: self, attribute: .CenterX, multiplier: 1, constant: 0))
    addConstraint(NSLayoutConstraint(item: largeIcon, attribute: .CenterY, relatedBy: .Equal, toItem: self, attribute: .CenterY, multiplier: 1, constant: 0))
    addConstraint(NSLayoutConstraint(item: circleView, attribute: .CenterX, relatedBy: .Equal, toItem: largeIcon, attribute: .CenterX, multiplier: 1, constant: 0))
         addConstraint(NSLayoutConstraint(item: circleView, attribute: .CenterY, relatedBy: .Equal, toItem: largeIcon, attribute: .CenterY, multiplier: 1, constant: 0))
     
        addConstraint(NSLayoutConstraint(item: tipLabel, attribute: .CenterX, relatedBy: .Equal, toItem: circleView, attribute: .CenterX, multiplier: 1, constant: 0))
        addConstraint(NSLayoutConstraint(item: tipLabel, attribute: .Top, relatedBy: .Equal, toItem: circleView, attribute: .Bottom, multiplier: 1, constant: 16))
        addConstraint(NSLayoutConstraint(item: tipLabel, attribute: .Width, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1, constant: 230))
      addConstraint(NSLayoutConstraint(item: tipLabel, attribute: .Height, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1, constant: 40))
        //按钮的约束
        
        addConstraint(NSLayoutConstraint(item: loginBtn, attribute: .Left, relatedBy: .Equal, toItem: tipLabel, attribute: .Left, multiplier: 1, constant: 0))
        addConstraint(NSLayoutConstraint(item: loginBtn, attribute: .Top, relatedBy: .Equal, toItem: tipLabel, attribute: .Bottom, multiplier: 1, constant: 20))
        //If your equation does not have a second view and attribute, use nil and NSLayoutAttributeNotAnAttribute.
        addConstraint(NSLayoutConstraint(item: loginBtn, attribute: .Width, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1, constant: 100))
        addConstraint(NSLayoutConstraint(item: loginBtn, attribute: .Height, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1, constant: 35))
        
        
        addConstraint(NSLayoutConstraint(item: registerBtn, attribute: .Right, relatedBy: .Equal, toItem: tipLabel, attribute: .Right, multiplier: 1, constant: 0))
        addConstraint(NSLayoutConstraint(item: registerBtn, attribute: .Top, relatedBy: .Equal, toItem: tipLabel, attribute: .Bottom, multiplier: 1, constant: 20))
        //If your equation does not have a second view and attribute, use nil and NSLayoutAttributeNotAnAttribute.
        addConstraint(NSLayoutConstraint(item: registerBtn, attribute: .Width, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1, constant: 100))
        addConstraint(NSLayoutConstraint(item: registerBtn, attribute: .Height, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1, constant: 35))
        
        addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("H:|-0-[backView]-0-|", options: [], metrics: nil, views: ["backView":backView]))
        addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("V:|-0-[backView]-(-35)-[regBtn]", options: [], metrics: nil, views:["backView":backView,"regBtn":registerBtn]))
        backgroundColor = UIColor(white: 0.93, alpha: 1)
        
        registerBtn.addTarget(self, action: "registerBtnClick", forControlEvents: .TouchUpInside)
        loginBtn.addTarget(self, action: "loginBtnClick", forControlEvents: .TouchUpInside)
    }
 @objc  private func registerBtnClick(){
    
    visitroViewDelegate?.userWillRegister()
    }
    @objc private func loginBtnClick(){
   visitroViewDelegate?.userWillLogin? ()
}
    
    
    
    
    //懒加载所有子视图
    private lazy var backView: UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_mask_smallicon"))
   private lazy var largeIcon: UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_image_house"))
    private lazy var circleView:UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_image_smallicon"))
   
    private lazy var tipLabel:UILabel = UILabel(title: "关注一些人，回这里看看有什么惊喜,关注一些人，回这里看看有什么惊喜", color: UIColor.darkGrayColor(), fontSize: 13)
    
    
    
    
    private lazy var registerBtn:UIButton = UIButton(title: "注册", backImageName: "common_button_white_disable", fontSize: 14, color: themeColor)
    
    
    private lazy var loginBtn: UIButton = UIButton(title: "登陆", backImageName: "common_button_white_disable", fontSize: 14, color: UIColor.darkGrayColor())
    
    
 
}
